One in eight people in the UK say they feel tired “all the time,” YouGov reported in 2022.

In fact, the feeling is so common that the NHS says it has its own acronym, TATT (tired all the time).

But while the health service said most causes of TATT are “obvious,” like overwork or having a young child, Amir Bhogal, director and superintendent pharmacist at Pyramid Pharmacy Group, told us that “there are several hidden causes that may be easy to overlook”.

Here, he shared seven potential causes:

1) Iron deficiency

“Iron helps transport oxygen throughout the body via red blood cells. When iron levels are low, your body struggles to carry enough oxygen to your muscles and organs, leading to constant tiredness and weakness,” Bhogal said.

These are common signs of iron deficiency anaemia. Others include shortness of breath, headaches, paler than usual skin, and palpitations.

It “is surprisingly common, especially among women, due to regular menstrual blood loss, as well as those who follow a strictly vegetarian or vegan diet. While symptoms can be subtle at first, fatigue can interfere with daily activities and overall quality of life,” Bhogal added.

A blood test can confirm whether you have iron deficiency anaemia.

2) Thyroid issues

The thyroid is

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